Keypath not found in entity

Question

I want to show a formatted date in the section header of a table view..

I used the following code.but its throwing an exception *** Terminating app due to unca

Answer 1

I think you would have added "dateSectionIdentifier" in the subclass, but not updated in the .xcdatamodelId file. Cross check to see whether you have added "dateSectionIdentifier" in .xcdatamodelId file or not.